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Finding the Third Proportional to 15,019,721.16 and 30,835,677.38

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Solution

The third proportional to 15,019,721.16 and 30,835,677.38 is: 63,306,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019,721.16 : 30,835,677.38 = 30,835,677.38 : x
  2. Step 2: Convert to fraction form
    15,019,721.16/30,835,677.38 = 30,835,677.38/x
  3. Step 3: Cross multiply
    15,019,721.16x = 30,835,677.38 × 30,835,677.38
  4. Step 4: Simplify right side
    15,019,721.16x = 950,838,999,175,086.88
  5. Step 5: Solve for x
    x = 950,838,999,175,086.88/15,019,721.16
  6. Step 6: Final answer
    x = 63,306,035.40

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.